CellarCool CX4400 Wine Cellar Cooling Unit CellarCool's cooling units ensure that the ideal temperatures are maintained for the proper preservation and maturation of wines. All CellarCool wine cooling units are tested and calibrated to ensure their reliability, longevity and durability. Capacity: up to 1000 cu. ft. Fits between standard wall studs Easy do-it-yourself installation. 30 Degree Temperature Differential. Two year manufacturer warranty Dimensions: 14.25(w) 19.75(h) 21.63(d)